The self is not something ready-made, but something in continuous formation through choice of action.

Even the strongest man needs someone to stand by him.

解释：所谓把粮食积存在取之不尽的粮仓里，就是要努力从事粮食生产。

心理过程因其目的而存在。

Sometimes you have to play a long time to be able to play like yourself.

预测未来的最好方法就是创造它。